AU - Friedrich MJ TI - EVolution of e-health PT - JOUR DP - 2012 TA - JAMA pages = {2477}, VI - 307 IP - 23 AID - 10.1001/jama.2012.6516 [doi] 4100 - http://dx.doi.org/10.1001/jama.2012.6516 SO - JAMA June 20, 2012 307(23):2477